using System;
using System.Collections.Generic;
using System.Text;

namespace ZDT
{
    class BException:System.ApplicationException  
    {
        public BException(): base("exception message")
        {
        }
    
        public BException(string message): base(message)
        {
            
        }

        public BException(string message, Exception inner)
            : base(message, inner)
        {
        }
    }
}
